Kristen Schaal and Holland Taylor join Bill & Ted 3 cast as 'future messenger' ...

Orion Pictures announced Thursday that Kristen Schaal and Holland Taylor have joined the growing cast of Bill & Ted Face the Music, which hits US theaters August 21, 2020.

The 41-year-old Emmy nominee - best known for Bob's Burgers and The Last Man on Earth - confirmed the casting news by

: 'Party on my sweet dudes!'

Kristen - who worked with Keanu Reeves in Toy Story 4 - will play a messenger from the future who warns his Wyld Stallyns character Ted Logan and Bill Preston (Alex Winter) to create a life-saving song, according to THR.  

Orion Pictures announced Thursday that Kristen Schaal has joined the growing cast of Bill & Ted Face the Music, which hits US theaters August 21, 2020 (pictured June 11)

Orion Pictures announced Thursday that Holland Taylor has joined the growing cast of Bill & Ted Face the Music, which hits US theaters August 21, 2020 (pictured April 11)

Hitting US theaters August 21, 2020! Orion Pictures announced Thursday that Kristen Schaal (L) and Holland Taylor (R) have joined the growing cast of Bill & Ted Face the Music

The 41-year-old Emmy nominee - best known for Bob's Burgers and The Last Man on Earth - confirmed the casting news by tweeting: 'Party on my sweet dudes!'

The 41-year-old Emmy nominee - best known for Bob's Burgers and The Last Man on Earth - confirmed the casting news by tweeting: 'Party on my sweet dudes!'

And the 76-year-old Emmy winner - best known for her May-December romance with Sarah Paulson - takes on the part of the most powerful person in the universe, The Great Leader, according to Deadline.

Holland was last seen as Julianne Moore's mother in Gloria Bell and she'll return as Detective Hodge's (Brendan Gleeson) next-door-neighbor Ida Silver in the Audience Network series Mr. Mercedes on September 10.

Winter and Reeves - now 53 and 54 - began reprising their titular roles as time- traveling metalhead slackers-turned-dads from San Dimas in the three-quel on July 1 in New Orleans. 

'Basically, they're supposed to write a song to save the world, and they haven't done that,' the John Wick action star told in 2017. 

Hello again! Kristen (2-L) - who worked with Keanu Reeves (5-R) in Toy Story 4 - will play a messenger from the future who warns his Wyld Stallyns character Ted Logan and Bill Preston (Alex Winter) to create a life-saving song (pictured June 11)

Hello again! Kristen (2-L) - who worked with Keanu Reeves (5-R) in Toy Story 4 - will play a messenger from the future who warns his Wyld Stallyns character Ted Logan and Bill Preston (Alex Winter) to create a life-saving song (pictured June 11)

32-year age gap: The 76-year-old Emmy winner - best known for her May-December romance with Sarah Paulson (L) - takes on the part of the most powerful person in the universe, The Great Leader (pictured February 24)

32-year age gap: The 76-year-old Emmy winner - best known for her May-December romance with Sarah Paulson (L) - takes on the part of the most powerful person in the universe, The Great Leader (pictured February 24)

Tony nominee: Holland was last seen as Julianne Moore's (L) mother in Gloria Bell and she'll return as Ida Silver in the Audience Network series Mr. Mercedes on September 10

Tony nominee: Holland was last seen as Julianne Moore's (L) mother in Gloria Bell and she'll return as Ida Silver in the Audience Network series Mr. Mercedes on

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